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Mock Tests Series
Dryland farming - introduction and definition - dimensions of the problem -area and production from drylands in India
Dry climates and their classifications - moisture index - semi- arid and arid climates -objectives and activities of CRIDA
Problems of crop production in drylands - climate - rainfall pattern -distribution - variabilities in rainfall - short rainy season - high intensity rainfall
Existing pattern of land use in low rainfall areas - drought - definition - types and occurrence of drought - management strategies for drought - mid season correction
Tillage for dryland crops - deep ploughing - setline cultivation - year round tillage - minimum tillage and zero tillage - seeding practices
Soil erosion - definition - losses due to erosion - types of soil erosion – nature and extent of wind and water erosion - factors affecting erosion
Agronomic measures of soil conservation -contour cultivation - strip cropping - cover cropping.
Fertilizer use in dry lands - use of organic manures - introduction of legumes in crop rotation - organic recycling and bio-fertilizer use in dry land agriculture
Cropping systems in drylands - inter cropping advantages - efficient inter cropping systems in different dry farming
Contingent crop planning for aberrant weather conditions in red and black soils under normal monsoon - delayed onset of monsoon
Evapotranspiration - measures to reduce evapotranspiration – weeding - use of mulches - chemicals, windbreaks, shelterbelts.
Watershed management - definition of watershed - area of operation of watersheds
Components of watershed development programme – land use capability and classification.
Soil and water conservation measures in watershed areas - Agronomic measures - bund former - bunding, dead furrow - ridge and furrow system
Water harvesting structures - farm ponds, check dams - percolation tank - life saving irrigation problems and prospects under watersheds.
Alternate land use systems - advantages - agro-forestry systems - alley cropping